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/*-
* This file is provided under a dual BSD/GPLv2 license. When using or
* redistributing this file, you may do so under either license.
*
* BSD LICENSE
*
* Copyright 2010-2016 Freescale Semiconductor Inc.
* Copyright 2017 NXP.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* * Neither the name of the above-listed copyright holders nor the
* names of any contributors may be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* GPL LICENSE SUMMARY
*
* ALTERNATIVELY, this software may be distributed under the terms of the
* GNU General Public License ("GPL") as published by the Free Software
* Foundation, either version 2 of that License or (at your option) any
* later version.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDERS OR CONTRIBUTORS BE
* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/
#include <inttypes.h>
#include <of.h>
#include <net/if.h>
#include <sys/ioctl.h>
#include <error.h>
#include <net/if_arp.h>
#include <assert.h>
#include <unistd.h>
#include <rte_malloc.h>
#include <rte_dpaa_logs.h>
#include <netcfg.h>
/* Structure contains information about all the interfaces given by user
* on command line.
*/
struct netcfg_interface *netcfg_interface;
/* This data structure contaings all configurations information
* related to usages of DPA devices.
*/
struct netcfg_info *netcfg;
/* fd to open a socket for making ioctl request to disable/enable shared
* interfaces.
*/
static int skfd = -1;
#ifdef RTE_LIBRTE_DPAA_DEBUG_DRIVER
void
dump_netcfg(struct netcfg_info *cfg_ptr)
{
int i;
printf(".......... DPAA Configuration ..........\n\n");
/* Network interfaces */
printf("Network interfaces: %d\n", cfg_ptr->num_ethports);
for (i = 0; i < cfg_ptr->num_ethports; i++) {
struct fman_if_bpool *bpool;
struct fm_eth_port_cfg *p_cfg = &cfg_ptr->port_cfg[i];
struct fman_if *__if = p_cfg->fman_if;
printf("\n+ Fman %d, MAC %d (%s);\n",
__if->fman_idx, __if->mac_idx,
(__if->mac_type == fman_mac_1g) ? "1G" : "10G");
printf("\tmac_addr: %02x:%02x:%02x:%02x:%02x:%02x\n",
(&__if->mac_addr)->addr_bytes[0],
(&__if->mac_addr)->addr_bytes[1],
(&__if->mac_addr)->addr_bytes[2],
(&__if->mac_addr)->addr_bytes[3],
(&__if->mac_addr)->addr_bytes[4],
(&__if->mac_addr)->addr_bytes[5]);
printf("\ttx_channel_id: 0x%02x\n",
__if->tx_channel_id);
printf("\tfqid_rx_def: 0x%x\n", p_cfg->rx_def);
printf("\tfqid_rx_err: 0x%x\n", __if->fqid_rx_err);
printf("\tfqid_tx_err: 0x%x\n", __if->fqid_tx_err);
printf("\tfqid_tx_confirm: 0x%x\n", __if->fqid_tx_confirm);
fman_if_for_each_bpool(bpool, __if)
printf("\tbuffer pool: (bpid=%d, count=%"PRId64
" size=%"PRId64", addr=0x%"PRIx64")\n",
bpool->bpid, bpool->count, bpool->size,
bpool->addr);
}
}
#endif /* RTE_LIBRTE_DPAA_DEBUG_DRIVER */
static inline int
get_num_netcfg_interfaces(char *str)
{
char *pch;
uint8_t count = 0;
if (str == NULL)
return -EINVAL;
pch = strtok(str, ",");
while (pch != NULL) {
count++;
pch = strtok(NULL, ",");
}
return count;
}
struct netcfg_info *
netcfg_acquire(void)
{
struct fman_if *__if;
int _errno, idx = 0;
uint8_t num_ports = 0;
uint8_t num_cfg_ports = 0;
size_t size;
/* Extract dpa configuration from fman driver and FMC configuration
* for command-line interfaces.
*/
/* Open a basic socket to enable/disable shared
* interfaces.
*/
skfd = socket(AF_PACKET, SOCK_RAW, 0);
if (unlikely(skfd < 0)) {
error(0, errno, "%s(): open(SOCK_RAW)", __func__);
return NULL;
}
/* Initialise the Fman driver */
_errno = fman_init();
if (_errno) {
DPAA_BUS_LOG(ERR, "FMAN driver init failed (%d)", errno);
close(skfd);
skfd = -1;
return NULL;
}
/* Number of MAC ports */
list_for_each_entry(__if, fman_if_list, node)
num_ports++;
if (!num_ports) {
DPAA_BUS_LOG(ERR, "FMAN ports not available");
return NULL;
}
/* Allocate space for all enabled mac ports */
size = sizeof(*netcfg) +
(num_ports * sizeof(struct fm_eth_port_cfg));
netcfg = calloc(1, size);
if (unlikely(netcfg == NULL)) {
DPAA_BUS_LOG(ERR, "Unable to allocat mem for netcfg");
goto error;
}
netcfg->num_ethports = num_ports;
list_for_each_entry(__if, fman_if_list, node) {
struct fm_eth_port_cfg *cfg = &netcfg->port_cfg[idx];
/* Hook in the fman driver interface */
cfg->fman_if = __if;
cfg->rx_def = __if->fqid_rx_def;
num_cfg_ports++;
idx++;
}
if (!num_cfg_ports) {
DPAA_BUS_LOG(ERR, "No FMAN ports found");
goto error;
} else if (num_ports != num_cfg_ports)
netcfg->num_ethports = num_cfg_ports;
return netcfg;
error:
if (netcfg) {
free(netcfg);
netcfg = NULL;
}
return NULL;
}
void
netcfg_release(struct netcfg_info *cfg_ptr)
{
free(cfg_ptr);
/* Close socket for shared interfaces */
if (skfd >= 0) {
close(skfd);
skfd = -1;
}
}
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